AuxXxilium/linux_dsm_epyc7002
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fbdev: exynos: fix IS_ERR_VALUE usage

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IS_ERR_VALUE macro should be used only with unsigned long type.
For signed types comparison 'ret < 0' should be used.

The patch follows conclusion from discussion on LKML [1][2].

[1]: http://permalink.gmane.org/gmane.linux.kernel/2120927
[2]: http://permalink.gmane.org/gmane.linux.kernel/2150581

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
This commit is contained in:
Andrzej Hajda 2016-02-15 15:35:24 +01:00 committed by Tomi Valkeinen
parent 206fc20598
commit f059c4b220
1 changed files with 3 additions and 3 deletions
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6
drivers/video/fbdev/exynos/exynos_mipi_dsi.c
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@ -402,12 +402,12 @@ static int exynos_mipi_dsi_probe(struct platform_device *pdev)
goto error;
}
dsim->irq = platform_get_irq(pdev, 0);
if (IS_ERR_VALUE(dsim->irq)) {
ret = platform_get_irq(pdev, 0);
if (ret < 0) {
dev_err(&pdev->dev, "failed to request dsim irq resource\n");
ret = -EINVAL;
goto error;
}
dsim->irq = ret;
init_completion(&dsim_wr_comp);
init_completion(&dsim_rd_comp);